Question

The most important point to consider when writing a mock is that it shouldn’t have any __________.

(a) Redundancy

(b) Abstraction

(c) Matchers

(d) Business Logic

This question was posed to me in homework.

My enquiry is from Comparing Stubs, Mock Objects and In-container Testing topic in portion In-container Testing of JUnit

Answer 1

The correct option is (d) Business Logic

To explain: Mocks must be a dumb object that does only what the test tells it to do.